/*
 * This file is part of the Try! Engine project.
 *
 * Copyright 2010-2011 Emanuele Bertoldi. All rights reserved.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * You should have received a copy of the modified BSD License along with this
 * program. If not, see <http://www.opensource.org/licenses/bsd-license.php>
 */

#include "decorator.h"

using namespace Try;

Decorator::Decorator(BehaviorTree* parent, BehaviorNode* node)
    :   BehaviorTree(parent)
{
    this->addNode(node);
}

Decorator::~Decorator()
{
}

int Decorator::addNode(BehaviorNode* node)
{
    if (m_children.size() > 0 && this->node(0) != node)
        this->removeNode(0);

    return BehaviorTree::addNode(node);
}

void Decorator::onMessage(const Message& msg, Object* sender, Property* property)
{
    this->setStatus(BehaviorNode::Running);

    if (m_children.size() > 0)
    {
        this->forwardMessageToNode(0, msg, sender, property);
        BehaviorNode* node = this->node(0);
        this->setStatus(node->status());
    }

    this->setStatus(Failure);
}
